[INFO] fetching crate softposit 0.3.9...
[INFO] building softposit-0.3.9 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate softposit 0.3.9 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate softposit 0.3.9 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate softposit 0.3.9
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate softposit 0.3.9
[INFO] tweaked toml for crates.io crate softposit 0.3.9 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate softposit 0.3.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded walkdir v2.2.8
[INFO] [stderr]   Downloaded env_logger v0.6.1
[INFO] [stderr]   Downloaded quickcheck v0.8.5
[INFO] [stderr]   Downloaded regex-automata v0.1.7
[INFO] [stderr]   Downloaded csv v1.1.0
[INFO] [stderr]   Downloaded ryu v0.2.8
[INFO] [stderr]   Downloaded alga_derive v0.9.1
[INFO] [stderr]   Downloaded regex-syntax v0.6.7
[INFO] [stderr]   Downloaded serde v1.0.94
[INFO] [stderr]   Downloaded same-file v1.0.4
[INFO] [stderr]   Downloaded serde_derive v1.0.94
[INFO] [stderr]   Downloaded nalgebra v0.18.0
[INFO] [stderr]   Downloaded regex v1.1.7
[INFO] [stderr]   Downloaded bstr v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85caf0544beb60eb397f5e3c723ffd361fab3f08c6eadc494d288a39791d0b02
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "85caf0544beb60eb397f5e3c723ffd361fab3f08c6eadc494d288a39791d0b02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85caf0544beb60eb397f5e3c723ffd361fab3f08c6eadc494d288a39791d0b02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85caf0544beb60eb397f5e3c723ffd361fab3f08c6eadc494d288a39791d0b02", kill_on_drop: false }`
[INFO] [stdout] 85caf0544beb60eb397f5e3c723ffd361fab3f08c6eadc494d288a39791d0b02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1c0f7bfafad301a4992852c9ce17ab764d62a2d0888319f7786f1b96c4f71fd1
[INFO] running `Command { std: "docker" "start" "-a" "1c0f7bfafad301a4992852c9ce17ab764d62a2d0888319f7786f1b96c4f71fd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling softposit v0.3.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/p16e1/math.rs:1127:9
[INFO] [stdout]      |
[INFO] [stdout] 1127 |         ((f * (0x_2C5C_8000 + s)) >> 24)
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/p32e2/math/sleef.rs:274:9
[INFO] [stdout]     |
[INFO] [stdout] 274 |         (if x.signum() == -ONE { P32E2::PI } else { ZERO })
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/p32e2/math/sleef.rs:594:31
[INFO] [stdout]     |
[INFO] [stdout] 594 |     let r = if o { u } else { (P32E2::FRAC_PI_2 - TWO * u) };
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.23s
[INFO] running `Command { std: "docker" "inspect" "1c0f7bfafad301a4992852c9ce17ab764d62a2d0888319f7786f1b96c4f71fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c0f7bfafad301a4992852c9ce17ab764d62a2d0888319f7786f1b96c4f71fd1", kill_on_drop: false }`
[INFO] [stdout] 1c0f7bfafad301a4992852c9ce17ab764d62a2d0888319f7786f1b96c4f71fd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce54d8b7740aed8620af5f3c9fe407f09f9a80f04007e7910993336ffa8fa5b1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ce54d8b7740aed8620af5f3c9fe407f09f9a80f04007e7910993336ffa8fa5b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling walkdir v2.2.8
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling itertools v0.8.0
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/p16e1/math.rs:1127:9
[INFO] [stdout]      |
[INFO] [stdout] 1127 |         ((f * (0x_2C5C_8000 + s)) >> 24)
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/p32e2/math/sleef.rs:274:9
[INFO] [stdout]     |
[INFO] [stdout] 274 |         (if x.signum() == -ONE { P32E2::PI } else { ZERO })
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/p32e2/math/sleef.rs:594:31
[INFO] [stdout]     |
[INFO] [stdout] 594 |     let r = if o { u } else { (P32E2::FRAC_PI_2 - TWO * u) };
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling regex-automata v0.1.7
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling bstr v0.2.1
[INFO] [stderr]    Compiling csv v1.1.0
[INFO] [stderr]    Compiling tinytemplate v1.0.2
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling softposit v0.3.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> src/p16e1/math.rs:1127:9
[INFO] [stdout]      |
[INFO] [stdout] 1127 |         ((f * (0x_2C5C_8000 + s)) >> 24)
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/p32e2/math/sleef.rs:274:9
[INFO] [stdout]     |
[INFO] [stdout] 274 |         (if x.signum() == -ONE { P32E2::PI } else { ZERO })
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]    --> src/p32e2/math/sleef.rs:594:31
[INFO] [stdout]     |
[INFO] [stdout] 594 |     let r = if o { u } else { (P32E2::FRAC_PI_2 - TWO * u) };
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "ce54d8b7740aed8620af5f3c9fe407f09f9a80f04007e7910993336ffa8fa5b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce54d8b7740aed8620af5f3c9fe407f09f9a80f04007e7910993336ffa8fa5b1", kill_on_drop: false }`
[INFO] [stdout] ce54d8b7740aed8620af5f3c9fe407f09f9a80f04007e7910993336ffa8fa5b1